module.exports = {
    plugins: {
      autoprefixer: {
        overrideBrowserslist:
        [
            "Android 4.1",
            "iOS 7.1",
            "Chrome > 31",
            "ff > 31",
            "ie >= 8"
        ]
      },
      'postcss-pxtorem': {
        rootValue([file]) {
            return file.indexOf('vant') !== -1 ? 37.5 : 75;
        },
        propList: ['*']
      }
    }
};